EP0898974A3 - Appareil de traitement du sang comprenant un dispositif de determination des paramètres de dialyse et méthode de détermination des paramètres - Google Patents

Appareil de traitement du sang comprenant un dispositif de determination des paramètres de dialyse et méthode de détermination des paramètres Download PDF

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Publication number
EP0898974A3
EP0898974A3 EP98115125A EP98115125A EP0898974A3 EP 0898974 A3 EP0898974 A3 EP 0898974A3 EP 98115125 A EP98115125 A EP 98115125A EP 98115125 A EP98115125 A EP 98115125A EP 0898974 A3 EP0898974 A3 EP 0898974A3
Authority
EP
European Patent Office
Prior art keywords
blood
chamber
dialyzer
dialysis fluid
substance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP98115125A
Other languages
German (de)
English (en)
Other versions
EP0898974A2 (fr
EP0898974B1 (fr
Inventor
Rainer Goldau
Dr.Matthias Krämer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fresenius Medical Care Deutschland GmbH
Original Assignee
Fresenius Medical Care Deutschland GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19734992A external-priority patent/DE19734992C1/de
Priority claimed from DE19806900A external-priority patent/DE19806900C1/de
Application filed by Fresenius Medical Care Deutschland GmbH filed Critical Fresenius Medical Care Deutschland GmbH
Priority to EP08003419.2A priority Critical patent/EP1927370B1/fr
Publication of EP0898974A2 publication Critical patent/EP0898974A2/fr
Publication of EP0898974A3 publication Critical patent/EP0898974A3/fr
Application granted granted Critical
Publication of EP0898974B1 publication Critical patent/EP0898974B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1601—Control or regulation
    • A61M1/1603—Regulation parameters
    • A61M1/1605—Physical characteristics of the dialysate fluid
    • A61M1/1607—Physical characteristics of the dialysate fluid before use, i.e. upstream of dialyser
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1601—Control or regulation
    • A61M1/1603—Regulation parameters
    • A61M1/1605—Physical characteristics of the dialysate fluid
    • A61M1/1609—Physical characteristics of the dialysate fluid after use, i.e. downstream of dialyser
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1601—Control or regulation
    • A61M1/1615—Control or regulation using measurements made at different flow rates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1621—Constructional aspects thereof
    • A61M1/165—Constructional aspects thereof with a dialyser bypass on the dialysis fluid line
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3607—Regulation parameters
    • A61M1/3609—Physical characteristics of the blood, e.g. haematocrit, urea
    • A61M1/361—Physical characteristics of the blood, e.g. haematocrit, urea before treatment
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3306—Optical measuring means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3317—Electromagnetic, inductive or dielectric measuring means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3324—PH measuring means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/50—General characteristics of the apparatus with microprocessors or computers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/65—Impedance, e.g. conductivity, capacity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/929—Hemoultrafiltrate volume measurement or control processes

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Urology & Nephrology (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Emergency Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Cardiology (AREA)
  • External Artificial Organs (AREA)
EP98115125A 1997-08-13 1998-08-12 Appareil de traitement du sang comprenant un dispositif de determination de paramètres de dialyse et méthode de détermination de paramètres Expired - Lifetime EP0898974B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08003419.2A EP1927370B1 (fr) 1997-08-13 1998-08-12 Procédé de détermination de paramètres d'hémodialyse et dispositif de traitement sanguin à l'aide d'un dispositif destiné à déterminer des paramètres d'hémodialyse

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19734992 1997-08-13
DE19734992A DE19734992C1 (de) 1997-08-13 1997-08-13 Verfahren zur in-vivo-Bestimmung von Parametern der Hämodialyse und Vorrichtung zur Durchführung des Verfahrens
DE19806900 1998-02-19
DE19806900A DE19806900C1 (de) 1998-02-19 1998-02-19 Verfahren zur Bestimmung von Parametern der Hämodialyse und Blutbehandlungsvorrichtung mit einer Einrichtung zur Bestimmung von Parametern der Hämodialyse

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP08003419.2A Division EP1927370B1 (fr) 1997-08-13 1998-08-12 Procédé de détermination de paramètres d'hémodialyse et dispositif de traitement sanguin à l'aide d'un dispositif destiné à déterminer des paramètres d'hémodialyse

Publications (3)

Publication Number Publication Date
EP0898974A2 EP0898974A2 (fr) 1999-03-03
EP0898974A3 true EP0898974A3 (fr) 1999-10-27
EP0898974B1 EP0898974B1 (fr) 2008-04-09

Family

ID=26039087

Family Applications (2)

Application Number Title Priority Date Filing Date
EP98115125A Expired - Lifetime EP0898974B1 (fr) 1997-08-13 1998-08-12 Appareil de traitement du sang comprenant un dispositif de determination de paramètres de dialyse et méthode de détermination de paramètres
EP08003419.2A Expired - Lifetime EP1927370B1 (fr) 1997-08-13 1998-08-12 Procédé de détermination de paramètres d'hémodialyse et dispositif de traitement sanguin à l'aide d'un dispositif destiné à déterminer des paramètres d'hémodialyse

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP08003419.2A Expired - Lifetime EP1927370B1 (fr) 1997-08-13 1998-08-12 Procédé de détermination de paramètres d'hémodialyse et dispositif de traitement sanguin à l'aide d'un dispositif destiné à déterminer des paramètres d'hémodialyse

Country Status (5)

Country Link
US (1) US6126831A (fr)
EP (2) EP0898974B1 (fr)
JP (1) JP4164165B2 (fr)
DE (1) DE59814205D1 (fr)
ES (2) ES2303347T3 (fr)

Families Citing this family (94)

* Cited by examiner, † Cited by third party
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DE59814205D1 (de) 2008-05-21
US6126831A (en) 2000-10-03
ES2441254T3 (es) 2014-02-03
EP0898974A2 (fr) 1999-03-03
EP1927370A3 (fr) 2009-10-07
ES2303347T3 (es) 2008-08-01
JPH11137667A (ja) 1999-05-25
EP1927370A2 (fr) 2008-06-04
EP1927370B1 (fr) 2013-10-02
EP0898974B1 (fr) 2008-04-09
JP4164165B2 (ja) 2008-10-08

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